Portion of spice rack



FIG. 1 is a front elevation view of a portion of spice rack in accordance with our design;

FIG. 2 is a side elevation view of the portion of spice rack in accordance with our design;

FIG. 3 is a side elevation view of the portion of spice rack in accordance with our design;

FIG. 4 is a rear elevation view of the portion of spice rack in accordance with our design;

FIG. 5 is a top plan view of the portion of spice rack in accordance with our design;

FIG. 6 is a bottom plan view of the portion of spice rack in accordance with our design; and,

FIG. 7 is a perspective view from above of the portion of spice rack in accordance our design.

The broken lines showing environmental structure are for illustrative purposes and form no part of the claimed design. 

The ornamental design for a portion of spice rack, as shown and described. 